package com.kuang.lock;

import java.util.concurrent.TimeUnit;

/**
 * @program: juc
 * @description: 死锁
 * @author: 陈恩涛
 * @create: 2021-03-29 16:16
 **/
public class DeadlockDemo {
    public static void main(String[] args) {
        String lockA = "lockA";
        String lockB = "lockB";

        new Thread(new MyThread(lockA,lockB),"T1").start();
        new Thread(new MyThread(lockB,lockA),"T2").start();

    }
}

class MyThread implements Runnable {
    private String lockA;
    private String lockB;

    public MyThread(String lockA, String lockB) {
        this.lockA = lockA;
        this.lockB = lockB;
    }

    @Override
    public void run() {
        synchronized (lockA) {
            System.out.println(Thread.currentThread().getName() + " hole lock: " + lockA + " and want to get " + lockB);

            try {
                TimeUnit.SECONDS.sleep(2);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            synchronized (lockB) {
                System.out.println(Thread.currentThread().getName() + " hole lock: " + lockB + " and want to get " + lockA);
            }
        }
    }
}


